He would go to school with the hairy dust of the hallway floor still on his back.

I wanted to hit him again, but he was gone - on his back.

Up he went with the two girls on his back and came down lightly the other side.

I came up off my feet and went down on my back.

I thought he was going to perch on his back.

I hit him right hand, from the knees coming up, and he went over on his back.

The man with the gun went over on his back.

He went suddenly still at the touch of her hand on his back.

His gaze went to the muddy shape on Mac's back.

He hit out, and down you went on your back.